Physics If the length of a simple pendulum is halved then its period of oscillation is Decreased by a factor 2 Increased by a factor 2 Halved Doubled Decreased by a factor 2 Increased by a factor 2 Halved Doubled ANSWER DOWNLOAD EXAMIANS APP
Physics Which best describes how air moves during convection? Warm air falls down Air always falls down Cool air is replaced by warm air Cool air falls down Warm air falls down Air always falls down Cool air is replaced by warm air Cool air falls down ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is indicated by the colour of a star ? Size Temperature Weight Distance Size Temperature Weight Distance ANSWER DOWNLOAD EXAMIANS APP
Physics When a vibrating tuning fork is placed on a table, a loud sound is heard. This is due to : Reflection Forced vibrations Refraction Damped vibrations Reflection Forced vibrations Refraction Damped vibrations ANSWER DOWNLOAD EXAMIANS APP
Physics During uniform motion of an object along a straight line, its ________ remains constant with time. Force Deceleration Velocity Acceleration Force Deceleration Velocity Acceleration ANSWER DOWNLOAD EXAMIANS APP
Physics Why the needle of iron swims on water surface when it is kept gently ? The density of needle is less than that of water Due to surface tension Due to its shape It will remain under the water, when it will displace more water than its weight The density of needle is less than that of water Due to surface tension Due to its shape It will remain under the water, when it will displace more water than its weight ANSWER DOWNLOAD EXAMIANS APP